document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=981305>Question 981305</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find any acceptable formula for tan 3 (theta). You do not have to simplify your answer. \r<BR>\n" );
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document.write( "Someone please help me with this one. What do I have to do? Do I have to use sum and difference formulas to find this? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #602310 by </B><A HREF=/tutors/aboutme.mpl?userid=macston><B>macston(5194)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=macston><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=macston><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=602310\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "Let x=theta<BR>\n" );
document.write( "Start with:<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tanx=sinx%2Fcosx ALIGN=MIDDLE  ALT=\"tanx=sinx%2Fcosx\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=tan3x=sin3x%2Fcos3x ALIGN=MIDDLE  ALT=\"tan3x=sin3x%2Fcos3x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Use Triple Angle Formula for Sine and Triple Angle Formula for Cosine:<BR>\n" );
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document.write( "Triple Angle Formula for Sine:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sin3x=3+sin%28x%29-4+sin%5E3%28x%29 ALIGN=MIDDLE  ALT=\"sin3x=3+sin%28x%29-4+sin%5E3%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( "Triple Angle Formula for Cosine:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cos3x=4cos%5E3%28x%29-3cos%28x%29 ALIGN=MIDDLE  ALT=\"cos3x=4cos%5E3%28x%29-3cos%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "I'm not sure how far you have to carry this to get an \"acceptable\" formula, but this should get you started. </SPAN>\n" );
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